Strengthening in multi-principal element alloys with local-chemical-order roughened dislocation pathways

Multi-principal-element alloys have been assumed to have the configurational entropy of an ideal solution. Here, the authors use atomistic simulations to show that instead NiCoCr exhibits local chemical order, raising the activation barriers of dislocation activities to elevate mechanical strength.

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Bibliographic Details
Main Authors: Qing-Jie Li, Howard Sheng, Evan Ma
Format: article
Language:EN
Published: Nature Portfolio 2019
Subjects:
Q
Online Access:https://doaj.org/article/bdc0ae3cc41e4c4fba762a4c67148631
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